# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a056031 Showing 1-1 of 1 %I A056031 #10 Jun 30 2021 02:32:20 %S A056031 1,28,42,63,118,130,170,177,195,255,263,266,274,334,352,359,399,411, %T A056031 466,487,501,528,530,557,571,592,647,659,699,706,724,784,792,795,803, %U A056031 863,881,888,928,940,995,1016,1030,1057,1059,1086,1100,1121,1176,1188 %N A056031 Numbers k such that k^22 == 1 (mod 23^2). %H A056031 Amiram Eldar, Table of n, a(n) for n = 1..10000 %t A056031 x=23; Select[ Range[ 2000 ], PowerMod[ #, x-1, x^2 ]==1& ] %Y A056031 Cf. A056021, A056022, A056024, A056025, A056026, A056027, A056028, A056034, A056035. %K A056031 nonn %O A056031 1,2 %A A056031 _Robert G. Wilson v_, Jun 08 2000 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE